<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div id="app">
    <ul>
        <li v-for="(item,index) in lesson" :key="index">
            {{index}} - {{item.name}} - {{item.type}}
        </li>
    </ul>
</div>
<script src="https://cdn.jsdelivr.net/npm/vue"></script>
<script>
    var vm = new Vue({
        el: '#app',
        data: {
            lesson: [
                {name: '前段三大块',type: ['HTML','CSS','JavaScript']},
                {name: '前段三大框架',type: ['Vue','React','Angular']},
            ]
        }
    })
</script>
</body>
</html>